CN212910562U - Heat dissipation auxiliary device and built-in heat dissipation type charger - Google Patents
Heat dissipation auxiliary device and built-in heat dissipation type charger Download PDFInfo
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- CN212910562U CN212910562U CN202021910176.8U CN202021910176U CN212910562U CN 212910562 U CN212910562 U CN 212910562U CN 202021910176 U CN202021910176 U CN 202021910176U CN 212910562 U CN212910562 U CN 212910562U
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Abstract
The utility model relates to the technical field of chargers, and discloses a heat dissipation auxiliary device and a built-in heat dissipation type charger, wherein the heat dissipation auxiliary device comprises a heat dissipation shell and a heat dissipation structure, and the heat dissipation shell and the charger are in butt joint or separated arrangement; the heat dissipation structure is arranged in the heat dissipation shell, the heat dissipation shell is provided with a heat collection surface and a heat discharge surface, the heat dissipation structure is arranged between the heat collection surface and the heat discharge surface, and the heat collection surface and the charger are arranged correspondingly. When the charger is used for quick charging and the charger with high power is adopted, the heat dissipation shell and the charger are in butt joint arrangement, heat generated by the charger is conducted to the heat collection surface, and the heat is transmitted to the heat dissipation surface under the action of the heat dissipation structure and finally discharged to the outside; like this, reduce the heat of charger, the heat dissipation of the charger of being convenient for greatly strengthens the radiating effect, and then improves the safety in utilization of charger.
Description
Technical Field
The patent of the utility model relates to a technical field of charger particularly, relates to heat dissipation auxiliary device and built-in heat dissipation formula charger.
Background
The charger is a device for charging other electrical appliances; the high-frequency power supply technology is adopted, the intelligent dynamic adjustment charging technology is applied, and the power electronic semiconductor device is utilized to convert alternating current with constant voltage and frequency into direct current, so that the high-frequency power supply is widely applied to common electric appliances such as mobile phones, notebooks, tablets and the like.
At present, a PCBA form developed by other chip enterprises is adopted (namely, a chip, a circuit design and other supporting electronic devices are integrally called as the PCBA); in order to solve the problems of the PCBA such as fast charging efficiency, PCBA cost, product volume, and weight due to portability, the PCBA selects information that consumers perceive before purchasing to make products such as small size, low cost, portability, and the like, and temporarily abandons the heat generation due to high-speed charging.
Particularly, when products such as a tablet computer, a notebook computer and the like are charged quickly, the power is high, the heat generated by the charger is high, high temperature is easy to occur, and the use safety is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat dissipation auxiliary device and built-in heat dissipation formula charger aim at solving prior art, when the charger uses, dispel the heat not good problem.
The utility model is realized in such a way that the heat dissipation auxiliary device comprises a heat dissipation shell and a heat dissipation structure, wherein the heat dissipation shell is in butt joint or separated arrangement with the charger; the heat dissipation structure is arranged in the heat dissipation shell, the heat dissipation shell is provided with a heat collection surface and a heat discharge surface, the heat dissipation structure is located between the heat collection surface and the heat discharge surface, and the heat collection surface and the charger are arranged correspondingly.
Furthermore, the heat dissipation structure comprises a semiconductor heat dissipation piece, the semiconductor heat dissipation piece comprises a cold piece and a hot piece, when the semiconductor heat dissipation piece is conducted, the cold piece is arranged at a low temperature, the hot piece is arranged at a high temperature, and a temperature difference exists between the cold piece and the hot piece; the cold plate and the heat collection surface are arranged in a fit mode, the heat collection surface abuts against the charger, and the hot plate and the heat discharge surface are arranged in an abutting mode.
Further, the heat exhausting surface is provided with a plurality of heat exhausting holes, and each heat exhausting hole is communicated with the outside; or the heat discharging surface forms a heat discharging opening, the heat discharging opening is communicated with the outside, and the heat discharging opening and the heat sheet are correspondingly arranged.
Furthermore, the heat dissipation structure comprises a first heat dissipation fan, the heat sheet, the first heat dissipation fan and the heat dissipation surface are sequentially and correspondingly arranged, and the first heat dissipation fan is arranged in an outward air draft manner along a direction deviating from the heat sheet; the first heat dissipation fan discharges heat to the outside through the heat discharging surface.
Furthermore, the heat dissipation structure comprises a first heat conduction plate, and the first heat conduction plate and the heat sheet are arranged in a butting manner; first heat dissipation fan with first heat-conducting plate is the correspondence and arranges, first heat dissipation fan is along deviating from first heat-conducting plate direction is arranged towards outside convulsions.
Further, a heat dissipation cavity is formed inside the heat dissipation shell, and the first heat conduction plate is arranged in the heat dissipation cavity; the first heat conducting plate comprises a first plate body and a plurality of first radiating fins, the inner ends of the first radiating fins are in butt joint with the first plate body, and the outer ends of the first radiating fins are movably arranged; the first heat dissipation fan is arranged on the first plate body, and each first heat dissipation fin is arranged in a surrounding and enclosing manner along the circumference of the first heat dissipation fan; the heat dissipation shell is provided with a side face, the side face is provided with a plurality of side row openings, and the side row openings are communicated with the heat dissipation cavity.
Further, heat radiation structure includes the second heat dissipation fan, the thermal-arrest face the second heat dissipation fan with the heat extraction is personally submitted the in proper order and is corresponded the arrangement, follows the thermal-arrest face extremely the second heat dissipation fan direction, the second heat dissipation fan is convulsions and arranges, follows the second heat dissipation fan extremely the heat extraction face direction, the second heat dissipation fan is the arrangement of airing exhaust.
Furthermore, the heat collection surface is provided with a heat conduction sheet, and the heat conduction sheet is used for abutting against the charger; the heat conducting fin is a heat conducting aluminum sheet.
Further, the heat dissipation shell is provided with a slot, and the charger is inserted into the slot; or the charger and the heat dissipation shell are in adsorption butt joint arrangement; or the charger and the heat dissipation shell are in butt joint arrangement through a clamping structure, and the clamping structure is arranged on the charger or the heat dissipation shell.
The built-in heat dissipation type charger comprises the heat dissipation structure and a charging shell, wherein the heat dissipation structure is arranged in the charging shell; the charging housing forms the heat discharging surface, and the heat dissipating structure discharges heat to the outside through the heat discharging surface.
Compared with the prior art, the heat dissipation auxiliary device and the built-in heat dissipation type charger provided by the utility model have the advantages that when the charger is used for quick charging and the charger with high power is adopted, the heat dissipation shell and the charger are arranged in a butt joint mode, heat generated by the charger is conducted to the heat collection surface, and is conveyed to the heat dissipation surface under the action of the heat dissipation structure and finally discharged to the outside; like this, reduce the heat of charger, the heat dissipation of the charger of being convenient for greatly strengthens the radiating effect, and then improves the safety in utilization of charger.
Drawings
Fig. 1 is an exploded perspective view of the heat dissipation assisting device and the charger according to the present invention;
fig. 2 is a layout diagram of a heat dissipation shell and a heat dissipation structure of the heat dissipation auxiliary device provided by the present invention;
fig. 3 is a schematic diagram of a semiconductor heat sink of the heat dissipation assisting device according to the present invention;
fig. 4 is a schematic perspective view of a built-in heat dissipation type charger provided by the present invention;
fig. 5 is a layout diagram of a heat dissipation shell and a heat dissipation structure of the heat dissipation auxiliary device provided by the present invention;
fig. 6 is a layout diagram of the heat dissipation shell and the heat dissipation structure of the heat dissipation auxiliary device provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-4, the preferred embodiment of the present invention is shown.
The heat dissipation auxiliary device comprises a heat dissipation shell 1 and a heat dissipation structure 3, wherein the heat dissipation shell 1 and the charger 2 are in butt joint or separated arrangement; the heat dissipating structure 3 is disposed inside the heat dissipating housing 1, the heat dissipating housing 1 has a heat collecting surface 12 and a heat discharging surface 13, the heat dissipating structure 3 is disposed between the heat collecting surface 12 and the heat discharging surface 13, and the heat collecting surface 12 is disposed corresponding to the charger 2.
When the charger 2 is used for quick charging and the charger 2 with high power is adopted, the heat dissipation shell 1 and the charger 2 are arranged in a butt joint mode, heat generated by the charger 2 is transmitted to the heat collection surface 12, and is transmitted to the heat dissipation surface 13 under the action of the heat dissipation structure 3 and finally discharged to the outside; like this, reduce the heat of charger 2, the heat dissipation of the charger 2 of being convenient for greatly strengthens the radiating effect, and then improves the safety in utilization of charger 2.
The charger 2 can be a PD quick charging head or a quick charging head in the form of nitride crops and the like; the connection between the charger 2 and the PD quick charging head or the connection between the charger 2 and the quick charging head in the form of nitride or the like is realized by adopting a male-female socket type, an adhesion type, a binding type, a hidden buckle binding type and the like.
The charger 2 can be a quick charging socket, a USB quick charging interface is directly arranged on the quick charging socket, the output power is 18W, 25W, 50W, 65W, 100W and the like, and various quick charging protocols are supported; the heat dissipation auxiliary device and the quick charging socket are in butt joint in a male-female socket type, an adhesion type, a binding type, a hidden buckle binding type and the like.
The charger 2 can be a quick charging patch board which is directly provided with a USB quick charging interface, has output power of 18W, 25W, 50W, 65W, 100W and the like and supports various quick charging protocols; the heat dissipation auxiliary device and the quick charging patch board are in butt joint in a male-female socket type, an adhesion type, a binding type, a hidden buckle binding type and the like.
The heat dissipation auxiliary device adopts various USB type-A/B/C conversion heads of an external quick charging head as a driving power supply part, or an external cable power line, or a charger for providing power supply, and the like, and the form is not limited.
The heat dissipation auxiliary device can also be in a self-starting/running mode of a built-in rechargeable battery (the built-in rechargeable battery can be charged by an external power supply and/or a 3C product power supply.
The heat dissipation auxiliary device and the charger 2 adopt an adhesion mode, and a firm mode between the heat dissipation body and the heat-dissipated body is achieved.
The charger 2 is provided with heat dissipation holes, so that the heat dissipation of the charger 2 is facilitated.
The heat dissipation auxiliary device and the charger 2 adopt a male-female socket type, an adhesion type, a binding type, a hidden buckle binding type and the like.
The heat dissipation auxiliary device can select related heat dissipation modes, manual on/off modes, such as a key type and a toggle switch type, and the like to start work.
After the power supply of the charger 2 is powered on, the related heat dissipation mode of the heat dissipation auxiliary device does not need to be automatically started through an instruction, and after the charger 2 is powered off, the heat dissipation auxiliary device automatically stops working.
The heat dissipation structure 3 comprises a semiconductor heat dissipation member 31, the semiconductor heat dissipation member 31 comprises a cold plate 311 and a hot plate 312, when the semiconductor heat dissipation member 31 is conducted, the cold plate 311 is arranged at a low temperature, the hot plate 312 is arranged at a high temperature, and a temperature difference exists between the cold plate 311 and the hot plate 312; the cold plate 311 is attached to the heat collecting surface 12, the heat collecting surface 12 abuts against the charger 2, and the hot plate 312 abuts against the heat discharging surface 13; the heat of the heat collecting surface 12 is absorbed by the cold plate 311 and transferred to the hot plate 312, and finally discharged to the outside.
The operating principle of the semiconductor heat sink 31: when a current passes through a thermocouple pair formed by connecting an N-type semiconductor material and a P-type semiconductor material, heat transfer can be generated between the two ends, and the heat can be transferred from one end to the other end, so that temperature difference is generated to form a cold end and a hot end; that is, the cold plate 311 transfers heat to the hot plate 312 when current is passed through.
The heat discharging surface 13 is provided with a plurality of heat discharging holes 11, and each heat discharging hole 11 is communicated with the outside; under the effect of each heat discharging hole 11, heat is conveniently discharged to the outside, thereby realizing heat dissipation of the charger 2.
Or, the heat discharging surface 13 forms a heat discharging opening, the heat discharging opening is communicated with the outside, and the heat discharging opening is arranged corresponding to the heat sheet 312; that is to say, the heat sheet 312 is disposed in an exposed state, so that the heat sheet 312 can discharge heat to the outside, thereby dissipating heat of the charger 2.
The heat dissipation structure 3 comprises a first heat dissipation fan 33, the heat sheet 312, the first heat dissipation fan 33 and the heat dissipation surface 13 are correspondingly arranged in sequence, and the first heat dissipation fan 33 is arranged in an outward air draft manner along the direction departing from the heat sheet 312; the first heat dissipation fan 33 discharges heat to the outside through the heat discharge surface 13; thus, under the action of the first heat dissipation fan 33, the heat on the heat sheet 312 is transferred to the heat dissipation surface 13 by the airflow, and then the heat is dissipated to the outside through the heat dissipation opening or the heat dissipation hole 11 by the airflow, thereby realizing the heat dissipation.
The heat dissipation structure 3 includes a first heat conduction plate 32, the first heat conduction plate 32 and the heat plate 312 are arranged in an abutting manner; the first heat dissipation fan 33 is arranged corresponding to the first heat conduction plate 32, and the first heat dissipation fan 33 is arranged in an outward air draft direction along the direction departing from the first heat conduction plate 32; the heat sheet 312 conducts heat to the first heat conduction plate 32, and the first heat dissipation fan 33 transfers the heat of the first heat conduction plate 32 to the heat dissipation surface 13 by airflow, and finally discharges the heat to the outside, thereby achieving heat dissipation.
The first heat conducting plate 32 adopts heat conducting silicone grease, heat conducting gaskets, heat conducting paste, heat conducting plastics, heat conducting rubbers, graphene heat conducting films or sheets, composite heat conducting materials such as ceramic sheets or metal heat conductors as heat conducting contact surfaces; the transfer of heat is facilitated and the first heat dissipation fan 33 radiates the heat to the outside.
The first heat conducting plate 32 has a back surface facing the first heat dissipating fan 33, and the back surface of the first heat conducting plate 32 is provided with heat dissipating devices in a composite ceramic, metal or nonmetal form, such as fin type, or other heat dissipating composite materials such as carbon powder, carbon film, ceramic powder, etc. sprayed or covered on the devices, so as to increase the heat dissipating area and improve the heat dissipating effect.
The first heat dissipation fan 33 is of a suction type, an exhaust type, a turbine type, a centrifugal type, etc., and the fan operation blowing heat dissipation method is not limited.
The interior of the heat dissipation shell 1 is provided with a heat dissipation cavity, and the first heat conduction plate 32 is arranged in the heat dissipation cavity; the first heat conducting plate 32 comprises a first plate body and a plurality of first radiating fins 312, wherein the inner ends of the first radiating fins 312 are in butt joint with the first plate body, and the outer ends of the first radiating fins 312 are movably arranged; the first heat dissipation fan 33 is installed on the first plate, and each first heat dissipation fin 312 is arranged around the circumference of the first heat dissipation fan 33; the heat dissipation shell 1 is provided with a side surface, the side surface is provided with a plurality of side discharge ports, and the side discharge ports are communicated with the heat dissipation cavity; realize multi-direction heat extraction, be convenient for thermal discharge, improve the radiating effect.
In addition, under the arrangement effect of the first heat dissipation fins 312, a plurality of air channels are formed, which facilitates the airflow of the first heat dissipation fan 33 and improves the heat dissipation effect.
The first heat dissipation fan 33 can also be arranged in a blowing manner, and the first heat dissipation fan 33 is arranged in a blowing manner along the direction towards the heat sheet 312, so that the air cooling of the heat sheet 312 is realized, and the heat dissipation effect is enhanced.
The first heat dissipation fan 33 blows air toward the heat sink 312, carries the heat of the heat sink 312, and discharges the heat through the exhaust hole or the exhaust port, thereby enhancing the heat dissipation effect.
The first heat dissipation fan 33 can also adopt a blowing arrangement, and the first heat dissipation fan 33 is arranged along the direction towards the first heat conduction plate 32, so that the first heat conduction plate 32 is cooled by air, and the heat dissipation effect is enhanced.
The first heat dissipation fan 33 blows air toward the first heat conduction plate 32, carries heat of the first heat conduction plate 32, and discharges the heat through the exhaust hole or the exhaust port, thereby enhancing the heat dissipation effect.
The heat dissipation structure 3 includes a second heat dissipation fan, the heat collection surface 12, the second heat dissipation fan and the heat extraction surface 13 are correspondingly arranged in sequence, the second heat dissipation fan is arranged in an air draft manner along the direction from the heat collection surface 12 to the second heat dissipation fan, and the second heat dissipation fan is arranged in an air exhaust manner along the direction from the second heat dissipation fan to the heat extraction surface 13; in this way, the heat directly applied to the heat collecting surface 12 is transferred to the heat discharging surface 13 by the second heat discharging fan and finally discharged to the outside, thereby realizing heat emission and enhancing the heat discharging effect.
The heat dissipation structure 3 comprises a second heat conduction plate, and the second heat conduction plate is arranged in a butting manner with the charger 2; the second heat dissipation fan and the second heat conduction plate are arranged correspondingly, and the second heat dissipation fan is arranged in an outward air draft manner along the direction departing from the second heat conduction plate; the charger 2 conducts heat to the second heat-conducting plate, and the second heat-radiating fan transfers the heat of the second heat-conducting plate to the heat-radiating surface 13 through airflow, and finally the heat is radiated to the outside to realize heat radiation.
The second heat conducting plate comprises a second plate body and a plurality of second radiating fins 312, the inner ends of the second radiating fins 312 are in butt joint with the second plate body, and the outer ends of the second radiating fins 312 are movably arranged; the second heat dissipation fan is installed on the second plate body, and each second heat dissipation fin 312 is arranged around the circumference of the second heat dissipation fan; the second heat dissipation fan discharges heat outwards through the side discharge opening, so that heat is discharged conveniently, and the heat dissipation effect is improved.
In addition, under the arrangement effect of each second heat dissipation fin 312, a plurality of air channels are formed, so that the airflow of the second heat dissipation fan can flow conveniently, and the heat dissipation effect is improved.
The heat collecting surface 12 is provided with a heat conducting sheet 312, and the heat conducting sheet 312 is used for abutting against the charger 2; the heat of the charger 2 is conducted to the heat-conducting sheet 312, and the heat dissipation structure 3 transfers the heat.
The conducting strip 312 is a heat conducting aluminum sheet, and the advantage of setting up like this lies in, increases the conduction effect of conducting strip 312, the thermal conduction of being convenient for, reinforcing radiating effect.
The heat dissipation shell 1 is provided with a slot, and the charger 2 is inserted into the slot; thus, when the auxiliary heat dissipation device is needed, the heat dissipation shell 1 is inserted into the heat dissipation shell 1, and the charger 2 is butted with the heat dissipation shell 1; and, set up like this, can't change the structure of charger 2, avoid causing the cost-push to the production of charger 2, and strengthen heat dissipation auxiliary device's suitability.
Or, the charger 2 has a slot, and the heat dissipation shell 1 is inserted into the slot; thus, when the heat dissipation auxiliary device is required to be used, the heat dissipation shell 1 is inserted into the heat dissipation shell 1, so that the charger 2 is butted with the heat dissipation shell 1, and the heat of the charger 2 is conducted to the heat dissipation shell 1.
Or the charger 2 and the heat dissipation shell 1 are in adsorption butt joint arrangement; charger 2 and heat dissipation shell 1 adopt the magnetic adsorption to arrange, and when needing to use heat dissipation auxiliary device, charger 2 is the magnetic adsorption butt joint with heat dissipation shell 1 and arranges to realize the heat conduction of charger 2 to heat dissipation shell 1.
Or, the charger 2 and the heat dissipation shell 1 are in butt joint arrangement through the clamping structure, and the charger 2 and the heat dissipation shell 1 are in butt joint arrangement through the clamping structure, so that heat of the charger 2 is conducted to the heat dissipation shell 1.
The clamping structure is arranged on the heat dissipation shell 1, clamping of the charger 2 is achieved through the heat dissipation shell 1, the charger 2 and the heat dissipation shell 1 are in butt joint arrangement, and therefore heat of the charger 2 is conducted to the heat dissipation shell 1; and set up like this, avoid causing the cost-push to the production of charger 2, and strengthen the suitability of heat dissipation auxiliary device.
Clamping structure sets up on charger 2, through charger 2, realizes the centre gripping to heat dissipation shell 1, realizes that charger 2 and heat dissipation shell 1 are the butt joint and arrange to realize charger 2's heat conduction to heat dissipation shell 1.
The charger 2 has a first contact arranged in communication with an external circuit when the charger 2 is in use; the heat dissipation shell 1 is provided with a second contact, the heat dissipation structure 3 and the second contact are arranged in an electric connection mode, and when the charger 2 and the heat dissipation shell 1 are arranged in a butt joint mode, the first contact and the second contact are arranged in a butting and communicating mode; thus, when the heat dissipation auxiliary device is used, the heat dissipation shell 1 and the charger 2 are arranged in a butt joint mode, an external circuit directly supplies power to the heat dissipation structure 3, and the heat dissipation structure 3 is started; therefore, the heat dissipation auxiliary device does not need to be provided with a power supply part, the weight and the volume of the heat dissipation auxiliary device are reduced, and the heat dissipation auxiliary device is convenient to carry.
The charger 2 is internally provided with a temperature sensing probe and is correspondingly controlled by a screen display and a circuit, after the temperature in the charger 2 reaches a certain temperature and is prompted by the screen digital display, the designed circuit gives an instruction, the heat dissipation structure 3 automatically starts to work, and after the temperature is reduced to a specified temperature, the heat dissipation structure 3 stops working.
The built-in heat dissipation type charger comprises a heat dissipation structure 3 and a charging shell 21, wherein the heat dissipation structure 3 is arranged in the charging shell 21; the charging case 21 forms a heat discharging surface 13, and the heat dissipating structure 3 discharges heat to the outside through the heat discharging surface 13.
The built-in heat dissipation type charger is convenient for installing the heat dissipation structure 3 and protecting the heat dissipation structure 3 under the action of the charging shell 21; and, when using the built-in heat dissipation type charger, heat radiation structure 3 starts, discharges the heat that built-in heat dissipation type charger self produced, reduces the whole heat of built-in heat dissipation type charger 2, improves the radiating effect to improve safety in utilization, and satisfy the quick charge of high-power product.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The auxiliary heat dissipation device is characterized by comprising a heat dissipation shell and a heat dissipation structure, wherein the heat dissipation shell and the charger are in butt joint or separated arrangement; the heat dissipation structure is arranged in the heat dissipation shell, the heat dissipation shell is provided with a heat collection surface and a heat discharge surface, the heat dissipation structure is located between the heat collection surface and the heat discharge surface, and the heat collection surface and the charger are arranged correspondingly.
2. The heat dissipation aid of claim 1, wherein the heat dissipation structure comprises a semiconductor heat dissipation element comprising a cold plate and a hot plate, wherein when the semiconductor heat dissipation element is turned on, the cold plate is in a low temperature arrangement and the hot plate is in a high temperature arrangement, and wherein there is a temperature difference between the cold plate and the hot plate; the cold plate and the heat collection surface are arranged in a fit mode, the heat collection surface abuts against the charger, and the hot plate and the heat discharge surface are arranged in an abutting mode.
3. The heat dissipation aid of claim 2, wherein the heat removal surface has a plurality of heat removal holes, each of the heat removal holes being arranged in communication with the outside; or the heat discharging surface forms a heat discharging opening, the heat discharging opening is communicated with the outside, and the heat discharging opening and the heat sheet are correspondingly arranged.
4. The auxiliary heat dissipation device as claimed in claim 2, wherein the heat dissipation structure includes a first heat dissipation fan, the heat sink, the first heat dissipation fan and the heat dissipation surface are arranged in sequence, and the first heat dissipation fan is arranged in an outward air draft direction away from the heat sink; the first heat dissipation fan discharges heat to the outside through the heat discharging surface.
5. The heat dissipation aid of claim 4, wherein the heat dissipation structure comprises a first thermally conductive plate, the first thermally conductive plate being in abutting arrangement with the heat slug; first heat dissipation fan with first heat-conducting plate is the correspondence and arranges, first heat dissipation fan is along deviating from first heat-conducting plate direction is arranged towards outside convulsions.
6. The heat dissipation aid of claim 5, wherein the heat dissipation housing has a heat dissipation chamber therein, the first thermal conductive plate being disposed in the heat dissipation chamber; the first heat conducting plate comprises a first plate body and a plurality of first radiating fins, the inner ends of the first radiating fins are in butt joint with the first plate body, and the outer ends of the first radiating fins are movably arranged; the first heat dissipation fan is arranged on the first plate body, and each first heat dissipation fin is arranged in a surrounding and enclosing manner along the circumference of the first heat dissipation fan; the heat dissipation shell is provided with a side face, the side face is provided with a plurality of side row openings, and the side row openings are communicated with the heat dissipation cavity.
7. The auxiliary heat dissipation device as claimed in claim 1, wherein the heat dissipation structure includes a second heat dissipation fan, the heat collection surface, the second heat dissipation fan and the heat dissipation surface are sequentially disposed correspondingly, the second heat dissipation fan is disposed for drawing air along the direction from the heat collection surface to the second heat dissipation fan, and the second heat dissipation fan is disposed for exhausting air along the direction from the second heat dissipation fan to the heat dissipation surface.
8. The heat dissipation auxiliary device according to any one of claims 1 to 7, wherein the heat collection surface is provided with a heat conductive sheet for abutting against the charger; the heat conducting fin is a heat conducting aluminum sheet.
9. The heat dissipation auxiliary device according to any one of claims 1 to 7, wherein the heat dissipation housing has a slot into which the charger is inserted; or the charger and the heat dissipation shell are in adsorption butt joint arrangement; or the charger and the heat dissipation shell are in butt joint arrangement through a clamping structure, and the clamping structure is arranged on the charger or the heat dissipation shell.
10. A built-in heat dissipation type charger comprising the heat dissipation auxiliary device as recited in any one of claims 1 to 7, further comprising a charging housing, and the heat dissipation structure is disposed in the charging housing; the charging housing forms the heat discharging surface, and the heat dissipating structure discharges heat to the outside through the heat discharging surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021910176.8U CN212910562U (en) | 2020-09-02 | 2020-09-02 | Heat dissipation auxiliary device and built-in heat dissipation type charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021910176.8U CN212910562U (en) | 2020-09-02 | 2020-09-02 | Heat dissipation auxiliary device and built-in heat dissipation type charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212910562U true CN212910562U (en) | 2021-04-06 |
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| CN202021910176.8U Active CN212910562U (en) | 2020-09-02 | 2020-09-02 | Heat dissipation auxiliary device and built-in heat dissipation type charger |
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| Country | Link |
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| CN (1) | CN212910562U (en) |
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